/Engine/Source/Editor/SequencerCore/Public/MVVM/Views/SOutlinerView.h
Get the tree item model at the specified physical vertical position
[TViewModelPtr](API\Editor\SequencerCore\TViewModelPtr)< [IOutlinerExtension](API\Editor\SequencerCore\MVVM\Extensions\IOutlinerExtension) > HitTestNode ( float InPhysical ) const